The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 02, 2024

Filed:

Sep. 24, 2021
Applicant:

Safran Aircraft Engines, Paris, FR;

Inventors:

Christophe Marcel Lucien Perdrigeon, Moissy-Cramayel, FR;

Didier Gabriel Bertrand Desombre, Moissy-Cramayel, FR;

Régis Eugène Henri Servant, Moissy-Cramayel, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/18 (2006.01); F02C 7/06 (2006.01); F02C 7/36 (2006.01);
U.S. Cl.
CPC ...
F01D 25/18 (2013.01); F02C 7/06 (2013.01); F02C 7/36 (2013.01); F05D 2220/32 (2013.01); F05D 2240/14 (2013.01); F05D 2240/50 (2013.01); F05D 2260/98 (2013.01);
Abstract

Stator structure () extending around an axis of the turbomachine and comprising: —a support () having an inner surface centred on the axis and—a flange () defining an air chamber (A) and having an outer surface centred on the axis, the support () extending around the flange () such that the inner and outer surfaces are opposite to each other, the structure () defining an oil circuit and an air circuit which are formed by upstream channels () and downstream channels (), —each upstream channel () defining an outer opening in the outer surface, —each downstream channel () defining an inner opening in the inner surface, each circuit being oriented between the outer and inner openings in a direction comprising a component radial to the axis.


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